Adaptive optimization of join trees for multi-join queries over sensor streams.
Joseph S. GomesHyeong-Ah ChoiPublished in: Inf. Fusion (2008)
Keyphrases
- join queries
- query optimization
- query plan
- query processing
- conjunctive queries
- join algorithms
- join processing
- continuous queries
- parallel processing
- spatial databases
- join operations
- complex queries
- efficient processing
- spatial join
- r tree
- query execution
- cost model
- database systems
- data streams
- execution plan
- query evaluation
- np complete
- query optimizer
- tree structures
- stream processing
- query language
- data mining
- databases
- index structure
- tree structure
- sliding window
- similarity search
- data intensive
- optimization process
- database
- data management
- b tree